Keller, Herbert B.
Blaisdell Publ. Comp., 1968
Buku Teks
Nagle, R. Kent
Addison-Wesley, 1993
Buku Teks
Friedman, Avner, author
John Wiley & Sons, 1982
Buku Teks
Brown, James Ward, 1934-, author
McGraw-Hill, 2012
Buku Teks
Zill, Dennis G., author
Brooks/Cole & Cengage Learning, 2013
Buku Teks